22720936

素因数分解:

$2^3\times 7^1\times {\mathrm{405731}}^1$

素因数の和:405744

約数の個数: 16

約数和(自身を含む): 48687840

約数和(自身を除く): 25966904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 405731, 811462, 1622924, 2840117, 3245848, 5680234, 11360468, 22720936]

約数ペア:

[(1, 22720936), (2, 11360468), (4, 5680234), (7, 3245848), (8, 2840117), (14, 1622924), (28, 811462), (56, 405731)]